235436401 has 2 divisors, whose sum is σ = 235436402. Its totient is φ = 235436400.

The previous prime is 235436387. The next prime is 235436407. The reversal of 235436401 is 104634532.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 124344801 + 111091600 = 11151^2 + 10540^2 .

It is a cyclic number.

It is not a de Polignac number, because 235436401 - 2¹⁵ = 235403633 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 235436401.

It is not a weakly prime, because it can be changed into another prime (235436407) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 117718200 + 117718201.

It is an arithmetic number, because the mean of its divisors is an integer number (117718201).

Almost surely, 2^235436401 is an apocalyptic number.

It is an amenable number.

235436401 is a deficient number, since it is larger than the sum of its proper divisors (1).

235436401 is an equidigital number, since it uses as much as digits as its factorization.

235436401 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 8640, while the sum is 28.

The square root of 235436401 is about 15343.9369459080. The cubic root of 235436401 is about 617.4823335764.

The spelling of 235436401 in words is "two hundred thirty-five million, four hundred thirty-six thousand, four hundred one".